Alexander Raikhel, a distinguished professor of entomology at the University of California, Riverside, and a team of entomologists at the University of California, Riverside has identified a microRNA (a short ribonucleic acid molecule) in female Aedes aegypti mosquitoes that when deactivated disrupts the mosquito's blood digestion and egg development – a discovery that could help control the spread of not only dengue and yellow fever but potentially all vector-borne diseases. Full article.